Page Speed Optimization Libraries  1.11.33.2
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net_instaweb::DeterministicJsFilter Class Reference

#include "deterministic_js_filter.h"

Inheritance diagram for net_instaweb::DeterministicJsFilter:
net_instaweb::CommonFilter

Public Member Functions

 DeterministicJsFilter (RewriteDriver *driver)
 
virtual void StartDocumentImpl ()
 
virtual void StartElementImpl (HtmlElement *element)
 
virtual void EndElementImpl (HtmlElement *element)
 
virtual const char * Name () const
 
ScriptUsage GetScriptUsage () const override
 
- Public Member Functions inherited from net_instaweb::CommonFilter
 CommonFilter (RewriteDriver *driver)
 
const GoogleUrl & base_url () const
 Getters. More...
 
const GoogleUrl & decoded_base_url () const
 
RewriteDriverdriver () const
 
HtmlElement * noscript_element () const
 
void InsertNodeAtBodyEnd (HtmlNode *data)
 
virtual void StartDocument ()
 Note: Don't overload these methods, overload the implementers instead!
 
virtual void StartElement (HtmlElement *element)
 
virtual void EndElement (HtmlElement *element)
 
virtual void Characters (HtmlCharactersNode *characters)
 
ResourcePtr CreateInputResource (StringPiece input_url, bool *is_authorized)
 
ResourcePtr CreateInputResourceOrInsertDebugComment (StringPiece input_url, HtmlElement *element)
 
void ResolveUrl (StringPiece input_url, GoogleUrl *out_url)
 
bool BaseUrlIsValid () const
 
bool DebugMode () const
 
bool CanAddPagespeedOnloadToImage (const HtmlElement &)
 
virtual void LogFilterModifiedContent ()
 
virtual
RewriteDriver::InlineAuthorizationPolicy 
AllowUnauthorizedDomain () const
 
virtual bool IntendedForInlining () const
 
void AddJsToElement (StringPiece js, HtmlElement *script)
 

Additional Inherited Members

- Static Public Member Functions inherited from net_instaweb::CommonFilter
static bool ExtractMetaTagDetails (const HtmlElement &element, const ResponseHeaders *headers, GoogleString *content, GoogleString *mime_type, GoogleString *charset)
 
- Static Public Attributes inherited from net_instaweb::CommonFilter
static const char kCreateResourceFailedDebugMsg []
 Debug message to be inserted when resource creation fails.
 
- Protected Member Functions inherited from net_instaweb::CommonFilter
ServerContextserver_context () const
 
const RewriteOptionsrewrite_options ()
 
virtual const char * LoggingId ()
 

Detailed Description

Injects javascript at the beginning of the head tag to make it deterministic. The JS redefines functions like Math.random and Date. This filter is useful for testing and measurement but does not provide any latency gains. A head element is added if it is not already present in the html.

Member Function Documentation

virtual void net_instaweb::DeterministicJsFilter::StartDocumentImpl ( )
virtual

Overload these implementer methods: Intentionally left abstract so that implementers don't forget to change the name from Blah to BlahImpl.

Implements net_instaweb::CommonFilter.


The documentation for this class was generated from the following file: